Floor Area 850m2, ICF Construction by Thermohouse. Nilan VPM120 Air-to-Air heat pump for active heat recovery and active cooling for summer time operation. Air-to-Water heat pump connected to underfloor systems and pre-heating domestic hot water and a Oil Boiler for reheating domestic hot water to 60degC. To maintain comfortable +21degC is costing €4.78 per day on average…